Home / 76,075.80-114,018.66-52,514.52

Finding the Fourth Proportional to 76,075.80, 114,018.66 and 52,514.52

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Solution

The fourth proportional to 76,075.80, 114,018.66 and 52,514.52 is: 78,706.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,075.80 : 114,018.66 = 52,514.52 : x
  2. Step 2: Convert to fraction form
    76,075.80/114,018.66 = 52,514.52/x
  3. Step 3: Cross multiply
    76,075.80x = 114,018.66 × 52,514.52
  4. Step 4: Simplify right side
    76,075.80x = 5,987,635,200.94
  5. Step 5: Solve for x
    x = 5,987,635,200.94/76,075.80
  6. Step 6: Final answer
    x = 78,706.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.